vinokurova88251
?>

На проводник подали напряжение в 3 раза больше, а сопротивление уменьшили в 6 раз как изменилась сила тока?

Физика

Ответы

david-arustamyan1

Сила тока увеличится в 18 раз!

Объяснение:

Смотрим соотношение в законе Ома:

I = U/R;

I1 = 3*U/R/6 =3*6*U/R = 18U/R;

I1/I = 18

yuda12

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Must Waste More Time...


Дано: U₁=15V, I₂=50мА, U₃=30V, R1=1000 , R₂=700 , R₃=500 Знайти: P₁₂ , Ii , Ui , Pu₁ ?
sochi-expert

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Must Waste More Time...


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На проводник подали напряжение в 3 раза больше, а сопротивление уменьшили в 6 раз как изменилась сила тока?
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